Home / 107,789.60-148,754.22-60,042.96

Finding the Fourth Proportional to 107,789.60, 148,754.22 and 60,042.96

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Solution

The fourth proportional to 107,789.60, 148,754.22 and 60,042.96 is: 82,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,789.60 : 148,754.22 = 60,042.96 : x
  2. Step 2: Convert to fraction form
    107,789.60/148,754.22 = 60,042.96/x
  3. Step 3: Cross multiply
    107,789.60x = 148,754.22 × 60,042.96
  4. Step 4: Simplify right side
    107,789.60x = 8,931,643,681.29
  5. Step 5: Solve for x
    x = 8,931,643,681.29/107,789.60
  6. Step 6: Final answer
    x = 82,861.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.